The Centers for Disease Control and Prevention (CDC) and the White House urged individuals and parents to vaccinate themselves and their children amidst an outbreak of at least 100 measles cases originating at Disney theme parks in December. The virus was declared eliminated in the U.S. in 2000.

NBC News - The Food and Drug Administration is warning doctors against over-prescribing testosterone-boosting drugs for men, saying the popular treatments have not been established as safe or effective for common age-related issues like low libido and fatigue.

NBC News - Congress has passed legislation that will fund the Department of Homeland Security without touching President Obama's immigration actions, bringing an end to a months-long battle that threatened to shut down an agency tasked with helping protect the U.S. against terrorist threats.